forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			160 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			160 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #include "ConsoleUtils.h"
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| #include "ConsoleCommon.h"
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| 
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| #include "mozilla/ClearOnShutdown.h"
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| #include "mozilla/NullPrincipal.h"
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| 
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| namespace mozilla {
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| namespace dom {
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| 
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| namespace {
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| 
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| StaticRefPtr<ConsoleUtils> gConsoleUtilsService;
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| 
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| }
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| 
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| /* static */
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| ConsoleUtils* ConsoleUtils::GetOrCreate() {
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|   if (!gConsoleUtilsService) {
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|     MOZ_ASSERT(NS_IsMainThread());
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| 
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|     gConsoleUtilsService = new ConsoleUtils();
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|     ClearOnShutdown(&gConsoleUtilsService);
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|   }
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| 
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|   return gConsoleUtilsService;
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| }
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| 
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| ConsoleUtils::ConsoleUtils() = default;
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| ConsoleUtils::~ConsoleUtils() = default;
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| 
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| /* static */
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| void ConsoleUtils::ReportForServiceWorkerScope(const nsAString& aScope,
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|                                                const nsAString& aMessage,
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|                                                const nsAString& aFilename,
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|                                                uint32_t aLineNumber,
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|                                                uint32_t aColumnNumber,
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|                                                Level aLevel) {
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|   MOZ_ASSERT(NS_IsMainThread());
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| 
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|   RefPtr<ConsoleUtils> service = ConsoleUtils::GetOrCreate();
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|   if (NS_WARN_IF(!service)) {
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|     return;
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|   }
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| 
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|   service->ReportForServiceWorkerScopeInternal(
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|       aScope, aMessage, aFilename, aLineNumber, aColumnNumber, aLevel);
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| }
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| 
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| void ConsoleUtils::ReportForServiceWorkerScopeInternal(
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|     const nsAString& aScope, const nsAString& aMessage,
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|     const nsAString& aFilename, uint32_t aLineNumber, uint32_t aColumnNumber,
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|     Level aLevel) {
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|   MOZ_ASSERT(NS_IsMainThread());
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| 
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|   AutoJSAPI jsapi;
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|   jsapi.Init();
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| 
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|   JSContext* cx = jsapi.cx();
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| 
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|   ConsoleCommon::ClearException ce(cx);
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|   JS::Rooted<JSObject*> global(cx, GetOrCreateSandbox(cx));
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|   if (NS_WARN_IF(!global)) {
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|     return;
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|   }
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| 
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|   // The GetOrCreateSandbox call returns a proxy to the actual sandbox object.
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|   // We don't need a proxy here.
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|   global = js::UncheckedUnwrap(global);
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| 
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|   JSAutoRealm ar(cx, global);
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| 
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|   RootedDictionary<ConsoleEvent> event(cx);
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| 
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|   event.mID.Construct();
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|   event.mID.Value().SetAsString() = aScope;
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| 
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|   event.mInnerID.Construct();
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|   event.mInnerID.Value().SetAsString() = u"ServiceWorker"_ns;
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| 
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|   switch (aLevel) {
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|     case eLog:
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|       event.mLevel = u"log"_ns;
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|       break;
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| 
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|     case eWarning:
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|       event.mLevel = u"warn"_ns;
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|       break;
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| 
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|     case eError:
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|       event.mLevel = u"error"_ns;
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|       break;
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|   }
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| 
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|   event.mFilename = aFilename;
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|   event.mLineNumber = aLineNumber;
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|   event.mColumnNumber = aColumnNumber;
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|   event.mTimeStamp = JS_Now() / PR_USEC_PER_MSEC;
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| 
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|   JS::Rooted<JS::Value> messageValue(cx);
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|   if (!dom::ToJSValue(cx, aMessage, &messageValue)) {
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|     return;
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|   }
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| 
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|   event.mArguments.Construct();
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|   if (!event.mArguments.Value().AppendElement(messageValue, fallible)) {
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|     return;
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|   }
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| 
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|   nsCOMPtr<nsIConsoleAPIStorage> storage =
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|       do_GetService("@mozilla.org/consoleAPI-storage;1");
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| 
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|   if (NS_WARN_IF(!storage)) {
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|     return;
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|   }
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| 
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|   JS::Rooted<JS::Value> eventValue(cx);
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|   if (!ToJSValue(cx, event, &eventValue)) {
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|     return;
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|   }
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| 
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|   // This is a legacy property.
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|   JS::Rooted<JSObject*> eventObj(cx, &eventValue.toObject());
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|   if (NS_WARN_IF(!JS_DefineProperty(cx, eventObj, "wrappedJSObject", eventObj,
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|                                     JSPROP_ENUMERATE))) {
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|     return;
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|   }
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| 
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|   storage->RecordEvent(u"ServiceWorker"_ns, aScope, eventValue);
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| }
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| 
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| JSObject* ConsoleUtils::GetOrCreateSandbox(JSContext* aCx) {
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|   AssertIsOnMainThread();
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| 
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|   if (!mSandbox) {
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|     nsIXPConnect* xpc = nsContentUtils::XPConnect();
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|     MOZ_ASSERT(xpc, "This should never be null!");
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| 
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|     RefPtr<NullPrincipal> nullPrincipal =
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|         NullPrincipal::CreateWithoutOriginAttributes();
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| 
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|     JS::Rooted<JSObject*> sandbox(aCx);
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|     nsresult rv = xpc->CreateSandbox(aCx, nullPrincipal, sandbox.address());
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|     if (NS_WARN_IF(NS_FAILED(rv))) {
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|       return nullptr;
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|     }
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| 
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|     mSandbox = new JSObjectHolder(aCx, sandbox);
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|   }
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| 
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|   return mSandbox->GetJSObject();
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| }
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| 
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| }  // namespace dom
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| }  // namespace mozilla
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